320940798 has 8 divisors (see below), whose sum is σ = 641881608. Its totient is φ = 106980264.

The previous prime is 320940797. The next prime is 320940821. The reversal of 320940798 is 897049023.

It is a sphenic number, since it is the product of 3 distinct primes.

320940798 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320940791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26745061 + ... + 26745072.

It is an arithmetic number, because the mean of its divisors is an integer number (80235201).

Almost surely, 2^320940798 is an apocalyptic number.

320940798 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320940798 is a wasteful number, since it uses less digits than its factorization.

320940798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53490138.

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 320940798 is about 17914.8206242764. The cubic root of 320940798 is about 684.6600319861.

The spelling of 320940798 in words is "three hundred twenty million, nine hundred forty thousand, seven hundred ninety-eight".